1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms. 25*7c478bd9Sstevel@tonic-gate */ 26*7c478bd9Sstevel@tonic-gate 27*7c478bd9Sstevel@tonic-gate #ifndef _SYS_AVINTR_H 28*7c478bd9Sstevel@tonic-gate #define _SYS_AVINTR_H 29*7c478bd9Sstevel@tonic-gate 30*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4 */ 31*7c478bd9Sstevel@tonic-gate 32*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus 33*7c478bd9Sstevel@tonic-gate extern "C" { 34*7c478bd9Sstevel@tonic-gate #endif 35*7c478bd9Sstevel@tonic-gate 36*7c478bd9Sstevel@tonic-gate #include <sys/dditypes.h> 37*7c478bd9Sstevel@tonic-gate 38*7c478bd9Sstevel@tonic-gate /* 39*7c478bd9Sstevel@tonic-gate * Period of autovector structures (add this in to get the next level). 40*7c478bd9Sstevel@tonic-gate */ 41*7c478bd9Sstevel@tonic-gate #define MAXIPL 16 42*7c478bd9Sstevel@tonic-gate 43*7c478bd9Sstevel@tonic-gate /* 44*7c478bd9Sstevel@tonic-gate * These are only used by sun4m and later OBP versions 45*7c478bd9Sstevel@tonic-gate */ 46*7c478bd9Sstevel@tonic-gate #define INTLEVEL_ONBOARD 0x20 47*7c478bd9Sstevel@tonic-gate #define INTLEVEL_SBUS 0x30 48*7c478bd9Sstevel@tonic-gate 49*7c478bd9Sstevel@tonic-gate #define INT_LEVEL(lvl) ((lvl) & ~(MAXIPL-1)) 50*7c478bd9Sstevel@tonic-gate #define INT_IPL(lvl) ((lvl) & (MAXIPL-1)) 51*7c478bd9Sstevel@tonic-gate 52*7c478bd9Sstevel@tonic-gate /* 53*7c478bd9Sstevel@tonic-gate * maximum number of autovectored interrupts at a given priority 54*7c478bd9Sstevel@tonic-gate * XXX: This is temporary until we come up with dynamic additions.. 55*7c478bd9Sstevel@tonic-gate */ 56*7c478bd9Sstevel@tonic-gate 57*7c478bd9Sstevel@tonic-gate #define NVECT 17 /* 16 shared per level, +1 to end the list */ 58*7c478bd9Sstevel@tonic-gate #define AV_INT_SPURIOUS -1 59*7c478bd9Sstevel@tonic-gate 60*7c478bd9Sstevel@tonic-gate #ifdef __STDC__ 61*7c478bd9Sstevel@tonic-gate typedef uint_t (*avfunc)(caddr_t, caddr_t); 62*7c478bd9Sstevel@tonic-gate #else 63*7c478bd9Sstevel@tonic-gate typedef uint_t (*avfunc)(); 64*7c478bd9Sstevel@tonic-gate #endif /* __STDC__ */ 65*7c478bd9Sstevel@tonic-gate 66*7c478bd9Sstevel@tonic-gate 67*7c478bd9Sstevel@tonic-gate struct autovec { 68*7c478bd9Sstevel@tonic-gate 69*7c478bd9Sstevel@tonic-gate /* 70*7c478bd9Sstevel@tonic-gate * Interrupt handler and argument to pass to it. 71*7c478bd9Sstevel@tonic-gate */ 72*7c478bd9Sstevel@tonic-gate 73*7c478bd9Sstevel@tonic-gate avfunc av_vector; 74*7c478bd9Sstevel@tonic-gate caddr_t av_intarg; 75*7c478bd9Sstevel@tonic-gate 76*7c478bd9Sstevel@tonic-gate /* 77*7c478bd9Sstevel@tonic-gate * Device that requested the interrupt, used as an id in case 78*7c478bd9Sstevel@tonic-gate * we have to remove it later. 79*7c478bd9Sstevel@tonic-gate */ 80*7c478bd9Sstevel@tonic-gate dev_info_t *av_devi; 81*7c478bd9Sstevel@tonic-gate 82*7c478bd9Sstevel@tonic-gate /* 83*7c478bd9Sstevel@tonic-gate * 84*7c478bd9Sstevel@tonic-gate * If this flag is true, then this is a 'fast' interrupt reservation. 85*7c478bd9Sstevel@tonic-gate * Fast interrupts go directly out of the 86*7c478bd9Sstevel@tonic-gate * trap table for speed and do not go through the normal autovector 87*7c478bd9Sstevel@tonic-gate * interrupt setup code. There can be only one 'fast' interrupt 88*7c478bd9Sstevel@tonic-gate * per autovector level. 89*7c478bd9Sstevel@tonic-gate */ 90*7c478bd9Sstevel@tonic-gate uint_t av_fast; 91*7c478bd9Sstevel@tonic-gate }; 92*7c478bd9Sstevel@tonic-gate 93*7c478bd9Sstevel@tonic-gate #ifdef _KERNEL 94*7c478bd9Sstevel@tonic-gate 95*7c478bd9Sstevel@tonic-gate extern const uint_t maxautovec; 96*7c478bd9Sstevel@tonic-gate extern struct autovec * const vectorlist[]; 97*7c478bd9Sstevel@tonic-gate 98*7c478bd9Sstevel@tonic-gate extern int add_avintr(dev_info_t *, int, avfunc, caddr_t); 99*7c478bd9Sstevel@tonic-gate extern void rem_avintr(dev_info_t *, int, avfunc); 100*7c478bd9Sstevel@tonic-gate extern int settrap(dev_info_t *, int, avfunc); 101*7c478bd9Sstevel@tonic-gate extern int not_serviced(int *, int, char *); 102*7c478bd9Sstevel@tonic-gate 103*7c478bd9Sstevel@tonic-gate extern void wait_till_seen(int); 104*7c478bd9Sstevel@tonic-gate 105*7c478bd9Sstevel@tonic-gate extern kmutex_t av_lock; 106*7c478bd9Sstevel@tonic-gate 107*7c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 108*7c478bd9Sstevel@tonic-gate 109*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus 110*7c478bd9Sstevel@tonic-gate } 111*7c478bd9Sstevel@tonic-gate #endif 112*7c478bd9Sstevel@tonic-gate 113*7c478bd9Sstevel@tonic-gate #endif /* _SYS_AVINTR_H */ 114